Hammer drill

- Robert Bosch GmbH
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Description

FIG. 1 is a front left perspective view of the hammer drill;

FIG. 2 is a left elevational view thereof;

FIG. 3 is a right elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the drawings represent portions of the hammer drill that form no part of the claimed design.

Claims

The ornamental design for the hammer drill, as shown and described.

Referenced Cited
U.S. Patent Documents
D310936 October 2, 1990 Saito et al.
D431766 October 10, 2000 Zurwelle
D442452 May 22, 2001 Stirm et al.
D447032 August 28, 2001 Schoen et al.
D494033 August 10, 2004 Thomas et al.
D533421 December 12, 2006 Aglassinger
D535537 January 23, 2007 Aglassinger
D587547 March 3, 2009 Aglassinger
D594304 June 16, 2009 Aglassinger
D602322 October 20, 2009 Chu
D615838 May 18, 2010 Aglassinger
20040050568 March 18, 2004 Orozco, Jr.
20060108133 May 25, 2006 Yamazaki
Patent History
Patent number: D631721
Type: Grant
Filed: Sep 24, 2010
Date of Patent: Feb 1, 2011
Assignee: Robert Bosch GmbH (Stuttgart)
Inventor: Hans-Peter Aglassinger (Esslingen)
Primary Examiner: Austin Murphy
Attorney: Victor A. Henzi
Application Number: 29/375,555
Classifications
Current U.S. Class: D8/67